When I was younger, I thought that John Berry's "She's Takin' A Shine" was really "She's takin' a shower" and would sing it this way at the top of my lungs in the car.
A childhood belief about misheard lyrics

others believed things like this
- Olivia Newton John did sing let me hear your budgie talk! didn't she— J Scull
- As a child, I thought that Olivia Newton-John was Elton John's wife and Juice Newton's sister.— Connie
- As a child I used to think that Olivia Newton-John and Elton John were married.
Boy, I was way off.— Lisa - I thought that Olivia Newton John was a group, Olivia Newt and John. — Sam O.
- At one point, i thought that "Where the Sun Don't Shine" and "The Land of The Rising Sun" where the same thing— A. Brone E.
- I used to think that Olivia-Newton John was three people like Sharon, Lois and Bram....Olivia, Newt and John— J